Nudge

Nudge: "the right message, from the right person, at the right time."

Nudge

Created At

ETHGlobal Cannes 2026

Project Description

Nudge is the first AI-powered, performance-based marketing engine for top-of-funnel Web3 customer acquisition.

Brands deposit USDC, upload our agents find their ICP list (Ideal Customer Profile), and our AI agent autonomously reaches every single target through someone they already trust: a Dopamyn user, a community member, or a micro-KOL.

The agent segments targets into three tiers based on existing social connections, crafts personalized DMs, and waits for each target to post a relevant tweet before having an ambassador reply in-context. Every ambassador is verified as a unique human via World ID, eliminating sybil farms. Payments flow instantly via nanopayments. $1 for a DM, $2 to $4 for a KOL reply, with zero gas friction.

Unlike traditional KOL marketing where brands pay $20K and pray, Nudge is 100% performance-based. Pay per message sent, pay per follow converted, and get unused funds refunded automatically. Every campaign grows the ambassador network, creating a compounding flywheel that makes each future campaign cheaper and higher-converting.

How it's Made

Nudge is built as a Next.js 15 / React 19 application with a Postgres backend. The AI agent layer uses the Vercel AI SDK with Claude Sonnet as the primary model for tweet relevance scoring and message personalization.

Hedera settlement: Client campaign deposits are held on Hedera, chosen for its sub-second finality and predictable fees. Refunds for unused campaign budget are automated via Hedera smart contract logic.

We trained a lightweight tweet-relevance classifier on top of Claude to score incoming tweets from target users in realtime. When a target posts something crypto adjacent, our agent wakes up, picks the best ambassador from the verified pool, and triggers the reply within 15 minutes maximizing engagement before the tweet gets buried.

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